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United States of America

POTOMAC, MARYLAND


Home > North America > United States > Maryland
Elevation: 27 feet     Latitude: 39 02N     Longitude: 077 15W

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DAILY WEATHER AVERAGE - SEPTEMBER 19
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[ °C ]   °F
Weather ElementAvgAvg HighAvg LowRecord HighRecord Low
Temperature 63.9 °F 74.9 °F 53.3 °F 86 °F (2015) 48.2 °F (2013)
Dewpoint 54.2 °F 59.8 °F 49 °F 66.2 °F (2015) 44.6 °F (2015)
Humidity 73.2 % 96.6 % 47.3 % 37 % (2009)
Barometer 30.21 in 30.28 in 30.13 in 30.45 in (2008) 29.90 in (2015)
Wind Speed 3.2 mph 8.6 mph 11.5 mph (2015)
Wind Gust 17.3 mph 17.3 mph (2015)
Precipitation --- --- ()
Weather ElementAverage
Visibility9.3 mi
Wind DirectionENE (83.9 °)
Weather ElementTotal
Heating Degree Days3.3 (Base 18.3)
Cooling Degree Days5.3 (Base 18.3)
Growing Degree Days14.1 (Base 10)
Total Years on Record: 7
WEATHER CONDITIONS BREAKOUT
WIND DIRECTION BREAKOUT




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